Subtract 20/36 from 7/10
7/10 - 20/36 is 13/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 10 × 18 = 180,
7/10 = 7 × 18/10 × 18 = 126/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
20/36 = 20 × 5/36 × 5 = 100/180 - Subtract the two like fractions:
126/180 - 100/180 = 126 - 100/180 = 26/180 - After reducing the fraction, the answer is 13/90
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